What is the solution to the system of equations below?
-4x+6y=-18 and y=2x+21
(9, 3)
(3, 9)
(–9, –9)
(–9, 9).

What is the point-slope form of the equation for the line with a slope of -2 that passes through (1,4)?

Find the distance from the theater to the library. leave your answer in simplest radical form if necessary. 12 √12 74 √74

Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.